package com.bw.springcloud.controller;

import com.bw.springcloud.entity.CommonResult;
import com.bw.springcloud.entity.Payment;
import com.bw.springcloud.service.PaymentService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.cloud.client.ServiceInstance;
import org.springframework.cloud.client.discovery.DiscoveryClient;
import org.springframework.web.bind.annotation.*;
import javax.annotation.Resource;
import java.util.List;
import java.util.concurrent.TimeUnit;

/**
 * 类描述
 * 支付业务控制层
 *
 * @author Mr.Wu
 * @create 2020-05-05
 */
@RestController
@Slf4j
public class PaymentController {

	@Resource
	private PaymentService paymentService;

	@Resource
	private DiscoveryClient discoveryClient;

	@Value("${server.port}")
	private String serverPort;

	@PostMapping(value = "/payment/create")
	public CommonResult create(@RequestBody Payment payment){
		int result = paymentService.create(payment);
		log.info("*****插入结果："+result);
		if(result > 0){
				return new CommonResult(200,"插入数据成功serverPort："+serverPort,result);
		}else{
			return new CommonResult(444,"插入数据失败",null);
		}
	}

	@GetMapping(value = "/payment/get/{id}")
	public CommonResult<Payment> getPaymentById(@PathVariable("id") Long id){
		Payment payment = paymentService.getPaymentById(id);

		log.info("*****插入结果："+payment);
		if(payment != null){
			return new CommonResult(200,"查询成功,serverPort："+serverPort,payment);
		}else{
			return new CommonResult(444,"没有对应记录,查询ID："+id,null);
		}
	}

	@GetMapping(value = "/payment/discovery")
	public Object discovery() {

		List<String> services = discoveryClient.getServices();
		for (String service : services) {
			log.info("*****element:" + service);
		}
		List<ServiceInstance> instances = discoveryClient.getInstances("CLOUD-PROVIDER-SERVICE");
		for (ServiceInstance instance : instances) {
			log.info(instance.getServiceId()+"\t" + instance.getHost() +
					"\t" + instance.getPort() +"\t" + instance.getUri());
		}
		return  this.discoveryClient;
	}

	@GetMapping(value = "/payment/lb")
	public String getPaymentLB() {
		return serverPort;
	}


	@GetMapping(value = "/payment/feign/timeout")
	public String paymentFeignTimeout() {
		try {
			// 让线程等待3秒 ，来模拟复杂的业务逻辑
			TimeUnit.SECONDS.sleep(3);
		} catch (Exception e) {
			e.printStackTrace();
		} finally {
			return serverPort;
		}
	}

}
